DatePNG is a PHP class can be used to generate a PNG image with a given time. It opens a template image in PNG format and renders text with a time in one or more formats. The font, size, position, angle, and color of the text are configurable parameters. The resulting image is generated in the PNG format as the current script output.
Image.class is a PHP class that can be used to generate images with graphic primitives defined programmatically. It can create an empty image with a given size or load an existing image from a JPEG, PNG, or GIF image. The class can render graphic primitives in the image like drawing a text string with optional border, copying parts of the image to another position, drawing ellipses, rectangles, and lines, and scaling the image to a given size. The generated image can be saved also in JPEG, PNG, or GIF formats.
wp-popeye (Popeye) presents images from the Wordpress media library in a nice and elegant way within your posts and pages. Use it to save space when displaying a collection of images and offer your users a simple way to show large versions of your images. It is based on jQuery.popeye and does not employ a disruptive modal window to display large images, allowing all thumbnails and the large images to be browsed in a single image space. It also repects the page flow and stays anchored and rooted in the Web page at all times. The plugin is very easy to set up and integrates automatically into your posts, or allows you to use a shortcode. It comes with several styles but can be also easily customized.
phpMyGPX is a Web application based on PHP, MySQL, and OpenLayers to manage photos and GPX files with a browser, on your local machine or online, to share your tracks and images. GPX is an XML file format containing track points and routes collected by GPS receivers, and is very popular with navigation, geocaching, and OpenStreetMap.